Electric TankBoards

see also
www.wackyboards.blogspot.com/2010/03/powered-snowboards.html
www.wackyboards.blogspot.com/2010/02/dtv-shredder.html
www.wackyboards.blogspot.com/2009/07/scarpar.html
www.besportier.com/archives/the-vertrax-skateboard.html